Home / 29,868.38-41,218.05-16,439.35

Finding the Fourth Proportional to 29,868.38, 41,218.05 and 16,439.35

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Solution

The fourth proportional to 29,868.38, 41,218.05 and 16,439.35 is: 22,686.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,868.38 : 41,218.05 = 16,439.35 : x
  2. Step 2: Convert to fraction form
    29,868.38/41,218.05 = 16,439.35/x
  3. Step 3: Cross multiply
    29,868.38x = 41,218.05 × 16,439.35
  4. Step 4: Simplify right side
    29,868.38x = 677,597,950.27
  5. Step 5: Solve for x
    x = 677,597,950.27/29,868.38
  6. Step 6: Final answer
    x = 22,686.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.